Punctate epithelial erosions
Punctate epithelial erosions are a pathology affecting the cornea.
Signs and symptoms
It is a characterized by a breakdown or damage of the epithelium of the cornea in a pinpoint pattern, which can be seen with examination with a slit-lamp. Patients may present with non-specific symptoms such as red eye, tearing, foreign body sensation, photophobia and burning.Cause
Punctate epithelial erosions may be seen with different disorders:- Rosacea
- Dry-eye syndrome
- Blepharitis
- Acute bacterial conjunctivitis
- Trauma
- Exposure keratopathy from poor eyelid closure
- Ultraviolet or chemical burn
- Contact lens-related disorder such as toxicity or tight lens syndrome
- Trichiasis
- Entropion or ectropion
- Floppy eyelid syndrome
- Chemotherapy i.e. cytosine arabinoside
- Thygeson's Superficial Punctate Keratopathy